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- /*-------------------------------------------------------------------------
- *
- * extension.h
- * Extension management commands (create/drop extension).
- *
- *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
- * Portions Copyright (c) 1994, Regents of the University of California
- *
- * src/include/commands/extension.h
- *
- *-------------------------------------------------------------------------
- */
- #ifndef EXTENSION_H
- #define EXTENSION_H
- #include "catalog/objectaddress.h"
- #include "parser/parse_node.h"
- /*
- * creating_extension is only true while running a CREATE EXTENSION or ALTER
- * EXTENSION UPDATE command. It instructs recordDependencyOnCurrentExtension()
- * to register a dependency on the current pg_extension object for each SQL
- * object created by an extension script. It also instructs performDeletion()
- * to remove such dependencies without following them, so that extension
- * scripts can drop member objects without having to explicitly dissociate
- * them from the extension first.
- */
- extern PGDLLIMPORT bool creating_extension;
- extern PGDLLIMPORT Oid CurrentExtensionObject;
- extern ObjectAddress CreateExtension(ParseState *pstate, CreateExtensionStmt *stmt);
- extern void RemoveExtensionById(Oid extId);
- extern ObjectAddress InsertExtensionTuple(const char *extName, Oid extOwner,
- Oid schemaOid, bool relocatable, const char *extVersion,
- Datum extConfig, Datum extCondition,
- List *requiredExtensions);
- extern ObjectAddress ExecAlterExtensionStmt(ParseState *pstate, AlterExtensionStmt *stmt);
- extern ObjectAddress ExecAlterExtensionContentsStmt(AlterExtensionContentsStmt *stmt,
- ObjectAddress *objAddr);
- extern Oid get_extension_oid(const char *extname, bool missing_ok);
- extern char *get_extension_name(Oid ext_oid);
- extern bool extension_file_exists(const char *extensionName);
- extern ObjectAddress AlterExtensionNamespace(const char *extensionName, const char *newschema,
- Oid *oldschema);
- #endif /* EXTENSION_H */
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